🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143

Radius: 8.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.78 AU - 1.14 AU

Year: 649 Days

Day: 13.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,938,934 km

• M1: 104,569 km (0.104 R)
• M2: 385,364 km (0.111 R)
• M3: 669,002 km (0.057 R)
• M4: 971,339 km (0.059 R)
• M5: 1,670,709 km (0.097 R)
• M6: 1,960,630 km (0.045 R)
• M7: 2,251,149 km (0.111 R)
• M8: 2,708,469 km (0.068 R)
• M9: 3,269,013 km (0.052 R)
• M10: 3,588,554 km (0.099 R)
• M11: 4,026,427 km (0.056 R)
• M12: 4,355,243 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.7

Radius: 14.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.48 AU - 1.56 AU

Year: 1294 Days

Day: 10.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,938,934 km

• M1: 179,069 km (0.116 R)
• M2: 659,278 km (0.119 R)
• M3: 1,132,456 km (0.045 R)
• M4: 1,998,328 km (0.09 R)
• M5: 2,912,521 km (0.097 R)
• M6: 3,412,028 km (0.115 R)
• M7: 4,379,627 km (0.106 R)
• M8: 5,330,471 km (0.075 R)
• M9: 5,969,105 km (0.11 R)
• M10: 7,750,815 km (0.1 R)
• M11: 9,203,261 km (0.074 R)
• M12: 9,961,872 km (0.095 R)
• M13: 10,524,210 km (0.099 R)
• M14: 11,003,223 km (0.096 R)
• M15: 12,872,747 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.8

Radius: 13.3

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.84 AU - 2.96 AU

Year: 2566 Days

Day: 7.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,938,934 km

• M1: 165,455 km (0.114 R)
• M2: 604,974 km (0.104 R)
• M3: 1,029,533 km (0.063 R)
• M4: 1,509,143 km (0.105 R)
• M5: 1,939,387 km (0.107 R)
• M6: 3,244,628 km (0.083 R)
• M7: 4,056,645 km (0.086 R)
• M8: 4,953,036 km (0.101 R)
• M9: 6,031,038 km (0.06 R)
• M10: 6,470,108 km (0.091 R)
• M11: 7,259,835 km (0.1 R)
• M12: 8,014,856 km (0.076 R)
• M13: 8,683,408 km (0.08 R)
• M14: 9,755,876 km (0.043 R)
• M15: 10,597,214 km (0.054 R)
• M16: 11,279,979 km (0.106 R)
• M17: 12,689,041 km (0.101 R)
• M18: 19,751,856 km (0.113 R)
• M19: 20,601,572 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.2

Radius: 13.1

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.61 AU - 3.79 AU

Year: 3951 Days

Day: 10.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,938,934 km

• M1: 164,558 km (0.087 R)
• M2: 651,050 km (0.082 R)
• M3: 1,131,857 km (0.119 R)
• M4: 2,144,635 km (0.099 R)
• M5: 3,110,140 km (0.109 R)
• M6: 4,920,573 km (0.102 R)
• M7: 6,404,584 km (0.07 R)
• M8: 12,147,945 km (0.1 R)
• M9: 14,178,288 km (0.094 R)
• M10: 17,883,079 km (0.082 R)
• M11: 20,364,459 km (0.086 R)
• M12: 21,263,692 km (0.107 R)
• M13: 22,189,254 km (0.1 R)
• M14: 24,659,414 km (0.07 R)
• M15: 26,001,008 km (0.088 R)
• M16: 27,390,772 km (0.092 R)
• M17: 28,401,156 km (0.028 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.6

Radius: 5.7

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.34 AU - 6.7 AU

Year: 10195 Days

Day: 19.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 70.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 36,938,934 km

• M1: 70,909 km (0.083 R)
• M2: 285,882 km (0.112 R)
• M3: 854,503 km (0.119 R)
• M4: 1,278,912 km (0.114 R)
• M5: 1,651,560 km (0.084 R)
• M6: 1,863,690 km (0.119 R)
• M7: 2,574,879 km (0.12 R)
• M8: 3,874,286 km (0.114 R)
• M9: 4,790,872 km (0.071 R)
• M10: 5,559,655 km (0.1 R)
• M11: 6,826,899 km (0.116 R)
• M12: 7,079,869 km (0.044 R)
• M13: 8,480,404 km (0.114 R)
• M14: 8,857,540 km (0.113 R)
• M15: 9,202,064 km (0.088 R)
• M16: 10,102,643 km (0.097 R)
• M17: 10,289,491 km (0.112 R)
• M18: 11,972,916 km (0.086 R)
• M19: 12,770,871 km (0.094 R)
• M20: 13,155,188 km (0.054 R)
• M21: 13,378,238 km (0.078 R)
• M22: 13,946,860 km (0.081 R)
• M23: 14,413,156 km (0.101 R)
• M24: 16,383,211 km (0.08 R)
• M25: 21,227,788 km (0.037 R)
• M26: 24,015,245 km (0.096 R)
• M27: 24,854,340 km (0.074 R)
• M28: 25,281,143 km (0.097 R)
• M29: 27,853,628 km (0.098 R)
• M30: 30,790,683 km (0.12 R)
• M31: 33,823,480 km (0.115 R)
• M32: 34,032,468 km (0.108 R)
• M33: 35,627,481 km (0.096 R)
• M34: 35,952,407 km (0.069 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 20,140 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit